IDENTIFIERS

  • Current Taxon Name (Soil Name): Niangua
  • OSD
  • Series Extent
  • User Site ID: 1997MO131027M
  • User Pedon ID: 1997MO131027
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9713128
  • Print Date: 2/16/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 38.2151359
  • Std. Longitude: -92.5522069
  • Datum: WGS84
  • Township: T40N
  • Range: R15W
  • Section: 14
  • PLSS Details: 1300 feet N and 1500 feet W of the SE corner
  • State: Missouri
  • County: MO131—Miller
  • MLRA: 116B—Springfield Plain

    • PEDON

  • Describers Name: DEV
  • Current Taxonomic Class: Very-fine, mixed, active, mesic Typic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Niangua
  • Taxonomic Class - Very-fine, mixed, active, mesic Typic Hapludalfs
  • Taxon Kind - series
  • PSC - 48 to 98 cm.
  • Classificaton Date - 3/13/1997
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landscape: plateau
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 3/13/1997 (actual site observation date)
  • Air Photo ID: 8A
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—48

    89—147

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    26

    —

    —

    204

    —

    260

    —

    —

    —

    —

    —

    —

    —

    —

    —

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    —

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    A—0 to 5 centimeters (0.0 to 2.0 inches); brown (10YR 4/3) very gravelly silt loam; moderate fine granular structure; very friable; 4.0 very fine and fine roots and 0.5 coarse roots; 3.0 very fine and fine void between rock fragments pores; 10 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; clear smooth boundary. Lab sample # MU018582
    E—5 to 48 centimeters (2.0 to 18.9 inches); pale brown (10YR 6/3) very gravelly silt loam; weak fine subangular blocky parts to moderate fine granular structure; very friable; 0.5 fine and medium roots; 2.0 fine void between rock fragments pores; 60 percent distinct pale brown (10YR 6/3) silt coats throughout; 10 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 50 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; clear wavy boundary. Lab sample # MU018583. continuous - phpvsfiid 127446; continuous - phpvsfiid 127446
    2Bt1—48 to 89 centimeters (18.9 to 35.0 inches); dark red (2.5YR 3/6) clay; moderate fine subangular blocky structure; firm; 2.0 fine and medium roots; 40 percent distinct dark red (2.5YR 3/6) clay films on faces of peds; 5 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; gradual smooth boundary. Lab sample # MU018584. discontinuous - phpvsfiid 127447; discontinuous - phpvsfiid 127447
    2Bt2—89 to 117 centimeters (35.0 to 46.1 inches); red (2.5YR 4/6) clay; weak medium subangular blocky parts to strong fine subangular blocky structure; firm; 0.4 medium roots and 1.5 fine roots; 10 percent prominent black (10YR 2/1) manganese or iron-manganese stains on faces of peds and 60 percent distinct red (2.5YR 4/6) clay films on faces of peds; 3 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; clear wavy boundary. Lab sample # MU018585. continuous - phpvsfiid 127448; patchy - phpvsfiid 127453; continuous - phpvsfiid 127448; patchy - phpvsfiid 127453
    2Bt/C—117 to 147 centimeters (46.1 to 57.9 inches); yellowish red (5YR 4/6) gravelly sandy clay, weathered bedrock; weak medium subangular blocky structure; firm; 0.5 fine and medium roots; 15 percent distinct red (2.5YR 4/6) clay films on faces of peds; 20 percent by volume subrounded 75-162-250 millimeter dolomite (dolostone) fragments; diffuse irregular boundary. Lab sample # MU018586. discontinuous - phpvsfiid 127454; discontinuous - phpvsfiid 127454
    2R—147 centimeters (57.9 inches); bedrock; fragments.